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Finding the Fourth Proportional to 19,653.28, 27,122.00 and 10,701.27

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Solution

The fourth proportional to 19,653.28, 27,122.00 and 10,701.27 is: 14,768.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,653.28 : 27,122.00 = 10,701.27 : x
  2. Step 2: Convert to fraction form
    19,653.28/27,122.00 = 10,701.27/x
  3. Step 3: Cross multiply
    19,653.28x = 27,122.00 × 10,701.27
  4. Step 4: Simplify right side
    19,653.28x = 290,239,871.69
  5. Step 5: Solve for x
    x = 290,239,871.69/19,653.28
  6. Step 6: Final answer
    x = 14,768.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.